[SPARK-13917] [SQL] generate broadcast semi join #11742
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added 2 commits
March 15, 2016 14:17
davies
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cc @nongli |
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Test build #53223 has finished for PR 11742 at commit
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Test build #53226 has finished for PR 11742 at commit
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LGTM |
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Test build #53278 has finished for PR 11742 at commit
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roygao94
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Mar 22, 2016
## What changes were proposed in this pull request? This PR brings codegen support for broadcast left-semi join. ## How was this patch tested? Existing tests. Added benchmark, the result show 7X speedup. Author: Davies Liu <[email protected]> Closes apache#11742 from davies/gen_semi.
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What changes were proposed in this pull request?
This PR brings codegen support for broadcast left-semi join.
How was this patch tested?
Existing tests. Added benchmark, the result show 7X speedup.